| # | Industry | |
|---|---|---|
| #1 | Civil engineering | |
| #2 | Packaging and shipping | |
| #3 | Mechanical elements | |
| #4 | Agriculture |
| # | Technology | |
|---|---|---|
| #1 | Shafts | |
| #2 | Safety devices | |
| #3 | Transport or storage devices | |
| #4 | Pipes | |
| #5 | Scaffolding | |
| #6 | Agricultural harvest processing |
| # | Name | Total Patents |
|---|---|---|
| #1 | Brand Josef | 35 |
| Publication | Filing date | Title |
|---|---|---|
| ES217835A1 | A coupling device for plug pipes (Machine-translation by Google Translate, not legally binding) | |
| DE895873C | Method for vertical downward conveyance, especially of backfill material in mining operations | |
| ES147372A1 | A quick and elastic plug for pipes, of low or lower atmospheric pressure, especially for pipes for the ventilation of mines. | |
| ES144972A1 | A system for fixing intermediate elastic tubes in compressed air or liquid pressure pipes. |